Home / 3,260,408.80-4,499,276.60-1,954,398.72

Finding the Fourth Proportional to 3,260,408.80, 4,499,276.60 and 1,954,398.72

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Solution

The fourth proportional to 3,260,408.80, 4,499,276.60 and 1,954,398.72 is: 2,697,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,408.80 : 4,499,276.60 = 1,954,398.72 : x
  2. Step 2: Convert to fraction form
    3,260,408.80/4,499,276.60 = 1,954,398.72/x
  3. Step 3: Cross multiply
    3,260,408.80x = 4,499,276.60 × 1,954,398.72
  4. Step 4: Simplify right side
    3,260,408.80x = 8,793,380,427,965.95
  5. Step 5: Solve for x
    x = 8,793,380,427,965.95/3,260,408.80
  6. Step 6: Final answer
    x = 2,697,017.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.